Home / 60,998,443.47-91,500,607.92-20,056,976.19

Finding the Fourth Proportional to 60,998,443.47, 91,500,607.92 and 20,056,976.19

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Solution

The fourth proportional to 60,998,443.47, 91,500,607.92 and 20,056,976.19 is: 30,086,431.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,443.47 : 91,500,607.92 = 20,056,976.19 : x
  2. Step 2: Convert to fraction form
    60,998,443.47/91,500,607.92 = 20,056,976.19/x
  3. Step 3: Cross multiply
    60,998,443.47x = 91,500,607.92 × 20,056,976.19
  4. Step 4: Simplify right side
    60,998,443.47x = 1,835,225,514,421,965.50
  5. Step 5: Solve for x
    x = 1,835,225,514,421,965.50/60,998,443.47
  6. Step 6: Final answer
    x = 30,086,431.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.